If you're setting up a RedHat or Centos server from a VPS server without a control panel, setting up a LAMP (Linux, Apache, MySQL, and PHP) can be a nuisance. Here is a basic setup guide for bringing your Linux server to the LAMP d...]

If you wish to make a backup of a file system between two Unix machines, you may use scp command.

For smaller scale DDoS attacks, Web Application Firewall (WAF) like Mod Security and Mod Evasive will mitigate DDoS attacks. For larger-scale DDoS attacks, you may need to turn to a professional DDoS mitigation service provider.

One of our WordPress websites was running very slow, so I have been asked to diagnose the application. The website was running in upwards of 6 seconds to load the homepage, and 8+ seconds to load woocommerce product pages. There ar...]

When you're working in the command-line interface, you may be going deep inside the directories, and moving back and forth between those directories can be a nuisance. There are built-in directory commands in ksh/bash that you can ...]

We have a VPS server running Magento flawlessly for nearly a year. The filesystem has been completely filled with mails queued in clientmqueue, and MySQL can't add more data causing the website to halt. Sendmail was running fine, ...]

As a web host, we needed an automated mechanism for generating snapshots of server filesystems on the Linux-based systems. There are a number of ways to achieve backups on Linux systems including Remote backup using Linux tar/ssh/c...]

If your date.timezone is not properly set, your web application will not display your local time correctly. The default date.timezone will be set to the server time zone. If you (or your company) are located in a different time zon...]

Apache is the most popular web server being used today. Apache Killer exploit which was released in August 2011, exploits a vulnerability in the Apache software by sending a crafted "Range" HTTP header. Apache Killer attack abuses ...]

You have a "Contact Us" form hosted on your website sending an email to your local domain, but the email never leaves your web server because your mail server is hosted elsewhere. The mail works fine for all other email domains (yo...]